Nighttime construction activities will take place on Wednesday, May 4, causing lane closures and a detour on the Dulles Toll Road (DTR), Dulles International Airport Access Highway (DIAAH) and Dulles Greenway.

Please stay alert, obey all signage and drive carefully. All work is weather dependent and subject to change.

Dulles Toll Road (DTR) East

When: Wednesday, May 4 - Thursday, May 5, 9 p.m. to 5 a.m.

What: Left lane closedWhere: From mile marker 3.9 to 5.3 (from 3/10 mile before the Fairfax County Parkway overpass to 1/10 mile after the Reston Parkway overpass)